package co.edu.usbcali.sgi.presentation.backEndBeans;

import co.edu.usbcali.sgi.exceptions.*;
import co.edu.usbcali.sgi.modelo.*;
import co.edu.usbcali.sgi.modelo.dto.DivisionDTO;
import co.edu.usbcali.sgi.presentation.businessDelegate.BusinessDelegatorView;
import co.edu.usbcali.sgi.utilities.*;

import com.icesoft.faces.async.render.RenderManager;
import com.icesoft.faces.async.render.Renderable;
import com.icesoft.faces.component.ext.HtmlCommandButton;
import com.icesoft.faces.component.ext.HtmlInputText;
import com.icesoft.faces.component.ext.HtmlSelectOneMenu;
import com.icesoft.faces.component.selectinputdate.SelectInputDate;
import com.icesoft.faces.context.DisposableBean;
import com.icesoft.faces.webapp.xmlhttp.FatalRenderingException;
import com.icesoft.faces.webapp.xmlhttp.PersistentFacesState;
import com.icesoft.faces.webapp.xmlhttp.RenderingException;
import com.icesoft.faces.webapp.xmlhttp.TransientRenderingException;

import java.math.BigDecimal;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Set;
import java.util.TimeZone;
import java.util.Vector;

import javax.faces.event.ValueChangeEvent;
import javax.faces.model.DataModel;
import javax.faces.model.SelectItem;

public class DivisionView extends DataSource implements Renderable,
    DisposableBean {
    private HtmlInputText txtDivNombre;
    private HtmlSelectOneMenu cmbEstCodigo_Estado;
    private HtmlInputText txtUnrNit_UnidadResidencial;
    private HtmlInputText txtDivCod;
    private HtmlCommandButton btnSave;
    private HtmlCommandButton btnModify;
    private HtmlCommandButton btnDelete;
    private HtmlCommandButton btnClear;
    private boolean renderDataTable;
    private boolean flag = true;
    private RenderManager renderManager;
    private PersistentFacesState state = PersistentFacesState.getInstance();
    private List<Division> division;
    private List<DivisionDTO> divisionDTO;
    private List<SelectItem> listEstado = new ArrayList<SelectItem>();
    
    
    public List<SelectItem> getListEstado() {
		return listEstado;
	}

	public void setListEstado(List<SelectItem> listEstado) {
		this.listEstado = listEstado;
	}

	public DivisionView() {
        super("");
    }

    public HtmlSelectOneMenu getCmbEstCodigo_Estado() {
    	try {
			List<Estado> list = BusinessDelegatorView.findByCriteriaInEstado(
					null, null, null);
			listEstado.clear();
			listEstado.add(new SelectItem(0, "Seleccione el Estado.."));

			for (Estado estado : list) {
				listEstado.add(new SelectItem(estado.getEstCod(), estado
						.getEstNombre()));
			}
		} catch (Exception e) {
			// TODO: handle exception
		}
		return cmbEstCodigo_Estado;
	}

	public void setCmbEstCodigo_Estado(HtmlSelectOneMenu cmbEstCodigoEstado) {
		cmbEstCodigo_Estado = cmbEstCodigoEstado;
	}

	public String action_clear() {
        txtDivNombre.setValue(null);
        txtDivNombre.setDisabled(true);
        cmbEstCodigo_Estado.setValue(null);
        cmbEstCodigo_Estado.setDisabled(true);
        txtUnrNit_UnidadResidencial.setValue(null);
        txtUnrNit_UnidadResidencial.setDisabled(true);
        txtDivCod.setValue(null);
        txtDivCod.setDisabled(false);
        btnSave.setDisabled(true);
        btnDelete.setDisabled(true);
        btnModify.setDisabled(true);
        btnClear.setDisabled(false);

        return "";
    }

    public void listener_txtId(ValueChangeEvent event) {
        if ((event.getNewValue() != null) && !event.getNewValue().equals("")) {
            Division entity = null;

            try {
                String divCod = new String(txtDivCod.getValue().toString());
                entity = BusinessDelegatorView.getDivision(divCod);
            } catch (Exception e) {
                // TODO: handle exception
            }

            if (entity == null) {
                txtDivNombre.setDisabled(false);
                cmbEstCodigo_Estado.setDisabled(false);
                txtUnrNit_UnidadResidencial.setDisabled(false);
                txtDivCod.setDisabled(false);
                btnSave.setDisabled(false);
                btnDelete.setDisabled(true);
                btnModify.setDisabled(true);
                btnClear.setDisabled(false);
            } else {
                txtDivNombre.setValue(entity.getDivNombre());
                txtDivNombre.setDisabled(false);
                cmbEstCodigo_Estado.setValue(entity.getEstado().getEstCod());
                cmbEstCodigo_Estado.setDisabled(false);
                txtUnrNit_UnidadResidencial.setValue(entity.getUnidadResidencial()
                                                           .getUnrNit());
                txtUnrNit_UnidadResidencial.setDisabled(false);
                txtDivCod.setValue(entity.getDivCod());
                txtDivCod.setDisabled(true);
                btnSave.setDisabled(true);
                btnDelete.setDisabled(false);
                btnModify.setDisabled(false);
                btnClear.setDisabled(false);
            }
        }
    }

    public String action_save() {
        try {
            BusinessDelegatorView.saveDivision(FacesUtils.checkString(txtDivCod),
                FacesUtils.checkString(txtDivNombre),
                FacesUtils.checkString(cmbEstCodigo_Estado),
                FacesUtils.checkString(txtUnrNit_UnidadResidencial));
            FacesUtils.addInfoMessage(ZMessManager.ENTITY_SUCCESFULLYSAVED);
            action_clear();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        return "";
    }

    public String action_delete() {
        try {
            BusinessDelegatorView.deleteDivision(FacesUtils.checkString(
                    txtDivCod));
            FacesUtils.addInfoMessage(ZMessManager.ENTITY_SUCCESFULLYDELETED);
            action_clear();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        return "";
    }

    public String action_modify() {
        try {
            BusinessDelegatorView.updateDivision(FacesUtils.checkString(
                    txtDivCod), FacesUtils.checkString(txtDivNombre),
                FacesUtils.checkString(cmbEstCodigo_Estado),
                FacesUtils.checkString(txtUnrNit_UnidadResidencial));
            FacesUtils.addInfoMessage(ZMessManager.ENTITY_SUCCESFULLYMODIFIED);
            action_clear();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        return "";
    }

    public String action_modifyWitDTO(String divCod, String divNombre,
        String estCod_Estado, String unrNit_UnidadResidencial)
        throws Exception {
        try {
            BusinessDelegatorView.updateDivision(divCod, divNombre,
                estCod_Estado, unrNit_UnidadResidencial);
            renderManager.getOnDemandRenderer("DivisionView").requestRender();
            FacesUtils.addInfoMessage(ZMessManager.ENTITY_SUCCESFULLYMODIFIED);
        } catch (Exception e) {
            //renderManager.getOnDemandRenderer("DivisionView").requestRender();
            FacesUtils.addErrorMessage(e.getMessage());
            throw e;
        }

        return "";
    }

    public List<Division> getDivision() {
        if (flag) {
            try {
                division = BusinessDelegatorView.getDivision();
                flag = false;
            } catch (Exception e) {
                flag = true;
                FacesUtils.addErrorMessage(e.getMessage());
            }
        }

        return division;
    }

    public boolean isFlag() {
        return flag;
    }

    public void setDivision(List<Division> division) {
        this.division = division;
    }

    public boolean isRenderDataTable() {
        try {
            if (flag) {
                if (BusinessDelegatorView.findTotalNumberDivision() > 0) {
                    renderDataTable = true;
                } else {
                    renderDataTable = false;
                }
            }

            flag = false;
        } catch (Exception e) {
            renderDataTable = false;
            e.printStackTrace();
        }

        return renderDataTable;
    }

    public DataModel getData() {
        state = PersistentFacesState.getInstance();

        if (onePageDataModel == null) {
            onePageDataModel = new LocalDataModel(pageSize);
        }

        return onePageDataModel;
    }

    /**
    * This is where the Object data is retrieved from the database and
    * returned as a list of objects for display in the UI.
    */
    private DataPage<Division> getDataPage(int startRow, int pageSize) {
        // Retrieve the total number of objects from the database.  This
        // number is required by the DataPage object so the paginator will know
        // the relative location of the page data.
        int totalNumberDivision = 0;

        try {
            totalNumberDivision = BusinessDelegatorView.findTotalNumberDivision()
                                                       .intValue();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        // Calculate indices to be displayed in the ui.
        int endIndex = startRow + pageSize;

        if (endIndex > totalNumberDivision) {
            endIndex = totalNumberDivision;
        }

        try {
            division = BusinessDelegatorView.findPageDivision(sortColumnName,
                    sortAscending, startRow, endIndex - startRow);

            // Remove this Renderable from the existing render groups.
            //leaveRenderGroups();        			
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        // Add this Renderable to the new render groups.
        //joinRenderGroups();
        // Reset the dirtyData flag.
        onePageDataModel.setDirtyData(false);
        // This is required when using Hibernate.  If the SessionManager is not
        // cleared or closed objects are cached and stale objects will show up
        // in the table.
        // This way, the detached objects are reread from the database.
        // This call is not required with Hibernate, which uses a Query Hint
        // to clear the l2 cache in the DAO.
        flag = true;

        return new DataPage<Division>(totalNumberDivision, startRow, division);
    }

    public DataModel getDataDTO() {
        state = PersistentFacesState.getInstance();

        if (onePageDataModel == null) {
            onePageDataModel = new LocalDataModelDTO(pageSize);
        }

        return onePageDataModel;
    }

    /**
    * This is where the Object data is retrieved from the database and
    * returned as a list of objects for display in the UI.
    */
    private DataPage<DivisionDTO> getDataPageDTO(int startRow, int pageSize) {
        // Retrieve the total number of objects from the database.  This
        // number is required by the DataPage object so the paginator will know
        // the relative location of the page data.
        int totalNumberDivision = 0;

        try {
            totalNumberDivision = BusinessDelegatorView.findTotalNumberDivision()
                                                       .intValue();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        // Calculate indices to be displayed in the ui.
        int endIndex = startRow + pageSize;

        if (endIndex > totalNumberDivision) {
            endIndex = totalNumberDivision;
        }

        try {
            division = BusinessDelegatorView.findPageDivision(sortColumnName,
                    sortAscending, startRow, endIndex - startRow);

            if (Utilities.validationsList(division)) {
                divisionDTO = new ArrayList<DivisionDTO>();

                for (Division divisionTmp : division) {
                    DivisionDTO divisionDTO2 = new DivisionDTO();
                    divisionDTO2.setDivCod(divisionTmp.getDivCod().toString());
                    divisionDTO2.setDivNombre((divisionTmp.getDivNombre() != null)
                        ? divisionTmp.getDivNombre().toString() : null);
                    divisionDTO2.setEstCod_Estado((divisionTmp.getEstado()
                                                              .getEstCod() != null)
                        ? divisionTmp.getEstado().getEstCod().toString() : null);
                    divisionDTO2.setUnrNit_UnidadResidencial((divisionTmp.getUnidadResidencial()
                                                                         .getUnrNit() != null)
                        ? divisionTmp.getUnidadResidencial().getUnrNit()
                                     .toString() : null);
                    divisionDTO2.setDivision(divisionTmp);
                    divisionDTO2.setDivisionView(this);
                    divisionDTO.add(divisionDTO2);
                }
            }

            // Remove this Renderable from the existing render groups.
            leaveRenderGroups();
        } catch (Exception e) {
            FacesUtils.addErrorMessage(e.getMessage());
        }

        // Add this Renderable to the new render groups.
        joinRenderGroups();
        // Reset the dirtyData flag.
        onePageDataModel.setDirtyData(false);
        // This is required when using Hibernate.  If the SessionManager is not
        // cleared or closed objects are cached and stale objects will show up
        // in the table.
        // This way, the detached objects are reread from the database.
        // This call is not required with Hibernate, which uses a Query Hint
        // to clear the l2 cache in the DAO.
        flag = true;

        return new DataPage<DivisionDTO>(totalNumberDivision, startRow,
            divisionDTO);
    }

    protected boolean isDefaultAscending(String sortColumn) {
        return true;
    }

    /**
    * This method is called when a render call is made from the server. Render
    * calls are only made to views containing an updated record. The data is
    * marked as dirty to trigger a fetch of the updated record from the
    * database before rendering takes place.
    */
    public PersistentFacesState getState() {
        onePageDataModel.setDirtyData();

        return state;
    }

    /**
    * This method is called from faces-config.xml with each new session.
    */
    public void setRenderManager(RenderManager renderManager) {
        this.renderManager = renderManager;
    }

    public void renderingException(RenderingException arg0) {
        if (arg0 instanceof TransientRenderingException) {
        } else if (arg0 instanceof FatalRenderingException) {
            // Remove from existing Customer render groups.
            leaveRenderGroups();
        }
    }

    /**
    * Remove this Renderable from existing uiCustomerBeans render groups.
    * OnDemandRenderers are named/created using the underlying Customer Number.
    */
    private void leaveRenderGroups() {
        if (Utilities.validationsList(divisionDTO)) {
            for (DivisionDTO divisionTmp : divisionDTO) {
                renderManager.getOnDemandRenderer("DivisionView").remove(this);
            }
        }
    }

    /**
    * Add this Renderable to the new uiCustomerBeans render groups.
    * OnDemandRenderers are named/created using the underlying Customer Number.
    */
    private void joinRenderGroups() {
        if (Utilities.validationsList(divisionDTO)) {
            for (DivisionDTO divisionTmp : divisionDTO) {
                renderManager.getOnDemandRenderer("DivisionView").add(this);
            }
        }
    }

    public void dispose() throws Exception {
    }

    public RenderManager getRenderManager() {
        return renderManager;
    }

    public void setState(PersistentFacesState state) {
        this.state = state;
    }

    public HtmlInputText getTxtDivNombre() {
        return txtDivNombre;
    }

    public void setTxtDivNombre(HtmlInputText txtDivNombre) {
        this.txtDivNombre = txtDivNombre;
    }

//    public HtmlInputText getTxtEstCod_Estado() {
//        return txtEstCod_Estado;
//    }
//
//    public void setTxtEstCod_Estado(HtmlInputText txtEstCod_Estado) {
//        this.txtEstCod_Estado = txtEstCod_Estado;
//    }

    public HtmlInputText getTxtUnrNit_UnidadResidencial() {
        return txtUnrNit_UnidadResidencial;
    }

    public void setTxtUnrNit_UnidadResidencial(
        HtmlInputText txtUnrNit_UnidadResidencial) {
        this.txtUnrNit_UnidadResidencial = txtUnrNit_UnidadResidencial;
    }

    public HtmlInputText getTxtDivCod() {
        return txtDivCod;
    }

    public void setTxtDivCod(HtmlInputText txtDivCod) {
        this.txtDivCod = txtDivCod;
    }

    public HtmlCommandButton getBtnSave() {
        return btnSave;
    }

    public void setBtnSave(HtmlCommandButton btnSave) {
        this.btnSave = btnSave;
    }

    public HtmlCommandButton getBtnModify() {
        return btnModify;
    }

    public void setBtnModify(HtmlCommandButton btnModify) {
        this.btnModify = btnModify;
    }

    public HtmlCommandButton getBtnDelete() {
        return btnDelete;
    }

    public void setBtnDelete(HtmlCommandButton btnDelete) {
        this.btnDelete = btnDelete;
    }

    public HtmlCommandButton getBtnClear() {
        return btnClear;
    }

    public void setBtnClear(HtmlCommandButton btnClear) {
        this.btnClear = btnClear;
    }

    public void setRenderDataTable(boolean renderDataTable) {
        this.renderDataTable = renderDataTable;
    }

    public void setFlag(boolean flag) {
        this.flag = flag;
    }

    public List<DivisionDTO> getDivisionDTO() {
        return divisionDTO;
    }

    public void setDivisionDTO(List<DivisionDTO> divisionDTO) {
        this.divisionDTO = divisionDTO;
    }

    public TimeZone getTimeZone() {
        return java.util.TimeZone.getDefault();
    }

    /**
    * A special type of JSF DataModel to allow a datatable and datapaginator
    * to page through a large set of data without having to hold the entire
    * set of data in memory at once.
    * Any time a managed bean wants to avoid holding an entire dataset,
    * the managed bean declares this inner class which extends PagedListDataModel
    * and implements the fetchData method. fetchData is called
    * as needed when the table requires data that isn't available in the
    * current data page held by this object.
    * This requires the managed bean (and in general the business
    * method that the managed bean uses) to provide the data wrapped in
    * a DataPage object that provides info on the full size of the dataset.
    */
    private class LocalDataModel extends PagedListDataModel {
        public LocalDataModel(int pageSize) {
            super(pageSize);
        }

        public DataPage<Division> fetchPage(int startRow, int pageSize) {
            // call enclosing managed bean method to fetch the data
            return getDataPage(startRow, pageSize);
        }
    }

    private class LocalDataModelDTO extends PagedListDataModel {
        public LocalDataModelDTO(int pageSize) {
            super(pageSize);
        }

        public DataPage<DivisionDTO> fetchPage(int startRow, int pageSize) {
            // call enclosing managed bean method to fetch the data
            return getDataPageDTO(startRow, pageSize);
        }
    }
}
